iPhone developer and hacker iH8sn0w has released an update to Sn0wbreeze 2.3 (iOS 4.3 jailbreak for iPhone, iPad, iPod touch), which among many things, brings an option to enable Multitouch Gestures on supported devices, patch for Mobile Substrate, bug fixes for both iBooty and iBSS, and sleep bug fix for iPod touch 4G / 3G users.